Video: 4 Questions That Will Make You Question Reality

This video from Strange Mysteries explores that question. Our personalities are formed out of a random assortment of chemicals, yet the human brain is also capable of creating its own subjective social realities by perceiving events and individuals in a way which pleases it the most.

Elon Musk knows a thing or two about technology, but has anyone actually looked inside a Space-X rocket or a Tesla car? There could be just a bunch of cats taped together in there for all we know.